Display apparatus and controlling method thereof

Abstract

A display apparatus and a controlling method are provided. The display apparatus includes a communication interface to communicate with an external device, a display, and a processor which, in response to connecting to a plurality of external devices, may identify one external device based on usage history, identify whether the external device is turned on based on a clock signal included in an input signal of the identified external device, based on the identified external device not being turned on, transmit a control signal to turn on the external device to the external device, identify a feature of content provided by the identified external device, change an output setting state of the display corresponding to the identified feature of the content, and based on receiving content from the external device, control the display to display the received content based on the changed output setting state of the display.

Dependencies are inferred from the claim text.